25220188

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20947}}^1$

素因数の和:21001

約数の個数: 24

約数和(自身を含む): 51615872

約数和(自身を除く): 26395684

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 20947, 41894, 83788, 146629, 293258, 586516, 900721, 1801442, 3602884, 6305047, 12610094, 25220188]

約数ペア:

[(1, 25220188), (2, 12610094), (4, 6305047), (7, 3602884), (14, 1801442), (28, 900721), (43, 586516), (86, 293258), (172, 146629), (301, 83788), (602, 41894), (1204, 20947)]